Haley Holborn
Registered Dietitian · Auburn, WA
Haley Holborn is a registered dietitian with a practice address in Auburn, Washington, and NPI 1023973690, issued on Dec 17, 2025. Check the license (Washington DI70075244, as entered in NPPES) with the Washington board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Haley Holborn
- Primary taxonomy
- Registered Dietitian 133V00000X
- License number
- DI70075244 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1620 Lake Tapps Pkwy SE Ste 110, Auburn, WA 98092
- Phone
- (253) 939-7181
- Enumerated
- Dec 17, 2025
- Record last updated
- Dec 17, 2025
- Fax
- (253) 939-7184
- Medicare enrollment
- Enrolled (PECOS I20260202001773); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest registered dietitian records → All 2,134 in Washington → Look up another NPI →
Also registered at 1620 Lake Tapps Pkwy SE Ste 110
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tyson PowellPhysical Therapist1285509612
Verify Haley Holborn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this profession
Search for license DI70075244Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Therapy Management Services PLLCAuburn, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Haley Holborn among 2,134 registered dietitian records in Washington
Haley Holborn is one of 2,134 registered dietitian records with a practice address in Washington. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 94% of them.
- NPI issued2025 · 94% of these records are older, 2% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 11% of these records are
- Graduated2025 · median 2014 among the 238 with a school on file
- Record last updated2025 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Registered Dietitian providers in Washington
There are 2,134 registered dietitian records in Washington.
All 2,134 in Washington → Every provider in Auburn → Registered Dietitian nationwide →
The 8 registered dietitian records with the nearest ZIP codes
- Sierra Atkinson, RD, CSCSAuburn, WA 980921790491959
- Connor Smith, RDAuburn, WA 980921386354488
- Ashley Riesenberger, RDNFederal Way, WA 980931295685527
- Daniel Chambers, RDNLynnwood, WA 980871356186472
- Brittany HovsepianLynnwood, WA 980871447075593
- Angela Cudone-Sheridan, RDSeattle, WA 981011265583553
- Judith Delgado, RDSeattle, WA 981011023169315
- Adrienne Dorf, MPH, RD, CDSeattle, WA 981011407926397
Common questions
What is Haley Holborn's NPI number?
Haley Holborn's National Provider Identifier (NPI) is 1023973690, issued on Dec 17, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Haley Holborn located?
The NPPES record lists a practice address at 1620 Lake Tapps Pkwy SE Ste 110, Auburn, WA, 98092. Phone: (253) 939-7181. Providers update this record themselves, so call before visiting.
How can I verify Haley Holborn's license?
NPPES lists Washington license number DI70075244, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.